313099 has 4 divisors (see below), whose sum is σ = 326736. Its totient is φ = 299464.

The previous prime is 313087. The next prime is 313109. The reversal of 313099 is 990313.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 313099 - 2⁷ = 312971 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 313099.

It is not an unprimeable number, because it can be changed into a prime (313009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6784 + ... + 6829.

It is an arithmetic number, because the mean of its divisors is an integer number (81684).

2³¹³⁰⁹⁹ is an apocalyptic number.

313099 is a deficient number, since it is larger than the sum of its proper divisors (13637).

313099 is a wasteful number, since it uses less digits than its factorization.

313099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13636.

The product of its (nonzero) digits is 729, while the sum is 25.

The square root of 313099 is about 559.5524997710. The cubic root of 313099 is about 67.9037710387.

It can be divided in two parts, 31 and 3099, that multiplied together give a palindrome (96069).

The spelling of 313099 in words is "three hundred thirteen thousand, ninety-nine".